System for rolling and unrolling a ground cover

Details System for rolling and unrolling a ground cover System for rolling and unrolling a ground cover

1985-08-15

1987-02-03

Jillions, John M.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

242 671R, B65H 1600, B65H 1810

Patent

active

046404694

ABSTRACT:
A system for tightly rolling and unrolling a web employed as a ground cover includes the use of unrolling tapes for unrolling the web, and an unpowered gear motor which serves to retard unrolling, rollup tapes and/or the gear motor being employed for rolling up the web together with an elongated flexible and unstretchable tube partially filled with fluid which supports the web and causes it to slip on itself for tightening any web bulges while being rolled up.

REFERENCES:
patent: 1966687 (1934-07-01), Scott
patent: 3099444 (1963-07-01), Burt
patent: 3782663 (1974-01-01), Stevenson
patent: 4399954 (1983-08-01), Arrant

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